from Wiktionary, Creative Commons Attribution/Share-Alike License

n. an abnormal condition resulting from taking vitamins excessively; can be serious for vitamins A or D or K

Etymologies

From hyper- + vitamin + -osis. (Wiktionary)

Examples

The liver of one dog contains enough vitamin A to produce the condition called hypervitaminosis A. Mawson did not know this and fed more of the dog livers to Mertz, as the latter was the weaker of the two men, thus causing vitamin A poisoning and facilitating Mertz's demise.

This condition is most often seen in Eskimo women and is linked to vitamin A toxicity (hypervitaminosis A) found in the native Eskimo diet which consists primarily of organ meats, arctic fish and mammal liver. is a contagious, culture-bound syndrome that occurs predominantly among the

I'm feeling particularly absent-minded, since I also just realized I have an upcoming lecture in my Anthropology class on identification of hypervitaminosis A in an East African Homo erectus skeleton by Alan Walker who was a professor of anatomy and cell biology at Johns Hopkins School of Medicine)).